InChI=1/C15H20N2O3S/c1-12(9-15-7-4-8-20-15)17-21(18,19)11-14-6-3-2-5-13(14)10-16/h2-8,12,17H,9-11,16H2,1H3/p+1/t12-/m1/s1/fC15H21N2O3S/h16H/q+1 2A782A063215F01D